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777dan777 [17]
3 years ago
8

How will you know if two variables are proportional on a graph?

Mathematics
1 answer:
MArishka [77]3 years ago
7 0

Answer:

Compare the constants of the two variables.

Changed at the same rate, or by the same factor, then they are directly proportional. For example, since the x-coordinates changed by a factor of 2 while the y-coordinates also changed by a factor of 2, the two variables are directly proportional.

Step-by-step explanation:

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A grizzly bear sheds 20% of its weight from hibernation in three weeks, which is 80 pounds. What was the bear’s initial weight?
Alex73 [517]

Answer:

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Step-by-step explanation:

Question: 80 is 20% of what?

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a/p = 80/0.20 (decimal form of 20%)

The initial weight was 400 pounds. It should be the answer so I hope this helps.

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3 years ago
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vekshin1
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Step-by-step explanation:

Step 1:

( 25 × 43 ) + ( 25 × 57 )

Step 2:

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Answer:

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